Home / 351,904.92-527,815.80-99,204.36

Finding the Fourth Proportional to 351,904.92, 527,815.80 and 99,204.36

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Solution

The fourth proportional to 351,904.92, 527,815.80 and 99,204.36 is: 148,794.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,904.92 : 527,815.80 = 99,204.36 : x
  2. Step 2: Convert to fraction form
    351,904.92/527,815.80 = 99,204.36/x
  3. Step 3: Cross multiply
    351,904.92x = 527,815.80 × 99,204.36
  4. Step 4: Simplify right side
    351,904.92x = 52,361,628,636.89
  5. Step 5: Solve for x
    x = 52,361,628,636.89/351,904.92
  6. Step 6: Final answer
    x = 148,794.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.